1. Apparatus for converting potential energy of fast descending outer weights that elevate slow ascending inner weights into rotational energy, comprising poles, spindles, wheels, belts, weight-units and sliders, wherein one spindle held high and one spindle held low by the poles on vertical line, wherein one set of one large slider-outer-belt fitted around two large slider- outer-wheels rotating with the spindles at each sides of the poles, wherein one set of one large outer belt fitted around two large outer wheels rotating with the spindles next at each sides of the poles, wherein one set of one small slider-inner-belt fitted around two small slider-inner-wheels rotating with the spindles next at each sides of the poles, wherein one set of one small inner belt fitted around two small inner wheels rotating with the spindles next at each sides of the poles, wherein multiple slider-angled-teeth are extended from the large and the small sliding-belts to the respective large and small belt^'s, wherein each respective extended felider-tooth can lock the respective outer surface of each outer belt while each respective extended slider-tooth can slide on the respective outer surface of each inner belt and vise versa every one-half rotation, wherein multiple weight-units resembling enclosed- housings occupy a gap between the two sets of the inner small wheels and belts and around the spindles, wherein each end of each enclosed-housing is connected to the respective pair of sliding and locking teeth, wherein each enclosed-housing has inner corridors with one heavy ball in each corridor.

2. The apparatus for converting potential energy of fast descending outer weights that elevate slow ascending inner weights into rotational energy as in claim 1, wherein as each of the descending enclosed-housings crosses the bottom point of vertical line the fast rotating outer large belts together with the inertia of the bottom outer heavy balls cause each descending enclosed-housing in turn to shift into downward slope high at the fast sliding and ascending large outer belts and down to the locked slow ascending small inner belts, wherein the respective balls roll down from the fast sliding and ascending outer belts to line-up along the locked slow ascending inner belts, wherein as each of the ascending enclosed-housings crosses the top point of the same vertical line the fast rotating outer large belts together with the low center of gravity of the top enclosed-housing cause each ascending enclosed-housing in turn to shift into downward slope high at the slow sliding inner descending belts and down to the locked fast descending outer belts, wherein the respective balls roll down from the inner slow sliding inner descending belts to lineup along the locked fast descending outer belts.

3. The Apparatus for converting potential energy of fast descending outer weights that elevate slow ascending inner weights into rotational energy as in claim. 2, wherein the number of balls along the locked fast descending large outer belts is equal to the number of the ball's along the locked slow ascending small inner belts, wherein an inevitable natural constant imbalance is created that forces the balls into continual rotation in one direction by overcoming any expected frictions.

4. Energy machine of inevitable natural constant imbalance that forces continual rotation in one direction, comprising a frame, two spindles, two sets of large outer ratchet-pulleys, two sets of small inner ratchet-pulleys, multiple sliders and multiple weight-units, wherein one spindle held high by the frame and one spindle held low by the frame along vertical line, wherein the ratchet-pulleys turn with the spindles, wherein a wide gap is between the two small inner ratchet-pulleys sets and around the spindles, wherein a wall of angled teeth are attached along the center line of the outer surface of each belt, wherein equal number of sliders riding each wall of teeth and holding to the sides of the respective walls, wherein each slider has an angled tooth, wherein each respective tooth can lock the outer belts and unlock the inner belts, wherein at the same time each respective tooth can unlock the outer belts and lock the inner belts every one-half rotation, wherein the weight-units resemble enclosed-housings , wherein the enclosed-housings occupy the gap around the spindles, wherein each enclosed-housing contains liquid, wherein each side of each enclosed-housing is connected to the respective pair of inner and outer sliders.

5. The Energy machine of inevitable natural constant imbalance that forces continual rotation in one direction as in claim -4, wherein the crossing of the bottom poi^:nt of vertical line by the fast rotating outer belts and the inertia of the bottom outer liquid would turn each of the descending .enclosed-housings that crosses the bottom point of vertical line into downward slope for the liquid to flow down in order to line-up along the locked slow ascending small inner ratchet-pulley-belts, wherein the crossing of the top point of the same vertical line by the fast rotating large outer belts together with the low center of gravity of the top enclosed-housing would turn the top enclosed- housing into a downward slope for the liquid to flow down in order to line-up along the locked fast descending large outer ratchet-pulley-belts .

6. The Energy machine of inevitable natural constant imbalance that forces continual rotation in one direction as in claim 5, wherein the weight of the descending outer liquid is always equal to the weight of the ascending inner liquid, wherein constant imbalance is created, wherein the constant imbalance forces continual rotation in one direction that overcomes any expected frictions and could yield useful energy.

7. Climate friendly energy machine, comprising means for causing balls to roll down along a slope from slow sliding inner descending small belts so as to line-up along locked outer fast descending large belts and means for causing an equal number of balls to roll down along a slope from fast sliding outer large belts so as to line-up along locked slow ascending small inner belts, wherein constant imbalance is created between the fast descending outer balls and the slow ascending inner balls.

8. The climate friendly energy machine as in claim 7, wherein the constant imbalanced machine includes multiple enclosed- housings filling a gap between two sefcs of inner ratchet-pulleys and around two spindles, wherein each enclosed-housing has corridors, wherein a ball in each corridor., wherein each sid'e of each enclosed-housing is connected to a pair of inner and outer sliders, wherein each descending enclosed-housing is positioned into downward slope by the fast rotating outer belts after crossing the top point of vertical line, wherein the respective balls roll down so as to line-up along the locked fast descending outer belts, wherein each ascending enclosed-housing is positioned into downward slope by the fast rotating outer belts after crossing the bottom point of the same vertical line, wherein the respective balls roll down so as to line-up along the locked slow ascending inner belts, wherein the created constant imbalance is the climate friendly energy machine.